


Siemens 3RT6024-1AN20 is a SIRIUS 3RT6 power contactor in size S0 with screw terminals.
It is rated at 12 A AC-3 and 5.5 kW at 400 V.
The control coil uses 220 V AC at 50 or 60 Hz.
The contact arrangement includes three main NO contacts, one auxiliary NO contact and one auxiliary NC contact.
The rated insulation voltage is 690 V, the surge withstand is 6 kV, and the typical mechanical service life is 10,000,000 operating cycles.
Verify the coil supply, motor duty, contact arrangement, mounting, upstream protection and conductor sizes before replacement. AMIKONG can assist with checking availability of the exact article.
Siemens 3RT6024-1AN20 is a SIRIUS 3RT6 power contactor.
The contactor is size S0 with screw terminals.
Its AC-3 rating at 400 V is 12 A and 5.5 kW.
The control supply is 220 V AC at 50 or 60 Hz.
It has three main NO contacts, one auxiliary NO contact and one auxiliary NC contact.
The front protection is IP20 and mounting is by screws or a 35 mm DIN rail.
SIRIUS 3RT6 power contactor.
Size S0 construction.
12 A AC-3 at 400 V.
5.5 kW AC-3 at 400 V.
220 V AC 50/60 Hz coil.
Three main NO plus one auxiliary NO and one auxiliary NC contact.
Screw terminals with IP20 front protection.
Starting and stopping motors rated within the verified AC-3 values.
Three-phase motor-control circuits using three main NO contacts.
Control circuits requiring one auxiliary NO and one auxiliary NC contact.
Panels using a 220 V AC 50/60 Hz contactor coil.
S0 motor-starter assemblies with screw or 35 mm DIN-rail mounting.
Confirm that the exact article is 3RT6024-1AN20 and the required product type is SIRIUS 3RT6.
Verify the 220 V AC 50/60 Hz control supply and coil wiring.
Match the 12 A and 5.5 kW AC-3 ratings at 400 V to the motor duty.
Confirm the three main NO, one auxiliary NO and one auxiliary NC contact arrangement.
Select upstream short-circuit protection and conductor sizes according to the verified circuit design.
Confirm the S0 fit, 45 x 85 x 97 mm device size and screw-terminal access.
Use screw mounting or a 35 mm DIN rail and provide an IP20 cabinet environment.
Review interlocking, overload protection and current Siemens documentation before commissioning.
The exact Siemens technical record identifies 3RT6024-1AN20 as a SIRIUS 3RT6 power contactor.
A manufacturer-designated successor has not been verified from the exact technical record used for this page.
A different 3RT article must not be treated as an automatic direct replacement.
The coil voltage, AC-3 rating, contact arrangement, size and terminals must all match.
Upstream protection, overload relay, conductor sizes and mounting must be rechecked for any replacement.
AMIKONG can assist with locating available exact units and reviewing candidate replacements for the verified motor-control circuit.







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